Duafire is a well-known power source products provider with rich experience. Our bestseller Duafire Travel adapter is broadly ... welcomed on our amazon store by many customers in the US. With our own R&D & unique design and high quality, we are confident that we will provide you first-class products. As a perfect power source for you on the go, with Duafire, your journey will be filled with dual-joy, dual-security and dual-convenience! Duafire team consists of a group of young people full of energy and enthusiasm, who are always would like to provide most cutting-edge power products, and most warm-hearted service for our customers. We believe continuous dedication to our work and life is a must. No mountain is too high, we want to extend beyond the edge, for you dear customers and ourselves. That’s just as what our slogan says: Extend beyond the edge! Why Choose Duafire Our products are with solid quality, they have certificates like FCC, and have passed many quality tests. Great customer service with 30-day money back guarantee and 1 year warranty. Speedy shipment & No tax to the US: The shipment is usually arranged the next day after confirming your payment on our amazon store, and there is no tax for US customers. We could offer unique items. Customer Service Support Just get in touch with us whenever you have any questions or issues about Duafire. We will try our best to respond within 24 hours during business days. Email us: support@duafire.com Toll Free Call: read more